A middle-aged wife feels growing dissatisfaction in her daily life due to her husband's frequent business trips. His constant absence leaves her emotionally and physically unfulfilled. One day, during his trip, she begins a physical affair with another salesman. This act drags her deeper into a downward spiral. Intimidated by other salesmen, she gradually becomes entangled in a chain of infidelity. Her relationship with her husband deteriorates further, pushing her into a corner. The story portrays the wife's psychological turmoil over her adulterous choices and the disintegration of her marriage.